Back protector



FIG. 1 is a perspective view of a back protector showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a top plan view of the back protector as shown in FIG. 4;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view of the back protector as shown in FIG. 6. 

The ornamental design for a back protector, as shown. 